Inogen, Inc.

Inogen, Inc. is the leading US manufacturer of portable oxygen concentrators (POCs) for patients requiring long-term oxygen therapy. The company designs, assembles, and distributes lightweight, battery-powered oxygen concentrators that deliver 85–95% pure oxygen via pulse-dose technology. Primary product lines include the Rove Series (Rove 6, Rove 4) and stationary concentrators for home use, along with accessories and replacement parts. Inogen POCs are FDA-cleared medical devices requiring physician prescription and are designed for mobility and daily use, including sleep and air travel (FAA-approved). The Rove 6 weighs 4.8 lbs with standard battery and delivers up to 12 hours 45 minutes run time on extended battery at lowest flow setting. Inogen One G4 weighs 2.8 lbs. All devices feature proprietary Intelligent Delivery Technology® for reliable oxygen delivery across activity levels. Products are covered by over 50 insurance providers including Medicare, Medicaid, Humana, and United HealthCare, and are available through direct sales, HME partners, and authorized resellers. Inogen offers 30-day risk-free trials, price-match guarantees, financing options via Affirm, and a lifetime warranty. Regular maintenance includes weekly filter cleaning and annual sieve column replacement. The company provides customer support via phone (855-694-6643) and online resources including manuals, doctor discussion guides, and customer testimonials. Marketed as US-designed and US-assembled with expected service life of 5–8 years depending on daily usage.